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Locking Mailboxes

Secure your mail and packages with our wide range of locking mailboxes. From high-security mail chests and package delivery vaults to convenient courier drop boxes, U.S. Mail Supply offers USPS-approved solutions to protect your sensitive information.

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USPS Mailboxes

Subject to local regulations and installation requirements, our products can comply with USPS standards, as defined by the Postmaster General.

Please note that the USPS periodically updates mailbox standards and guidelines. Before proceeding with mailbox projects, we recommend you consult with your local Postmaster to comply with your specific area guidelines. US Mail Supply experts are standing by to help you navigate the product selection and installation process.